.nav {
  height: 50px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: hsla(0, 0%, 100%, 0.9);
  font-size: 14px;
  font-weight: 500;
  .leftArea {
    width: 50%;
    display: flex;
  }
  .rightArea {
    width: 50%;
    background-color: rgba(0, 0, 0, 0.87);
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    .search {
      width: 400px;
    }
  }
}

.menu {
  background-color: rgba(0, 0, 0, 0.87);
  padding: 0 auto;
  height: 100%;
  flex: 1;
  line-height: 50px;
  border-right: 1px rgb(104, 103, 103) solid;
  text-align: center;
  transition: background-color 0.5s;
  span {
    margin-left: 3px;
  }
}
.menu:hover {
  cursor: pointer;
  background-color: rgba(0, 0, 0, 0.25);
}
